firebrick

Stones drilling bit:Use for drilling stones, concrete, firebrick etc. Various type and specification..简介：石材钻头：适用于石材、混凝土、耐火材料的钻孔。各种型号及规格。

Several different kinds of immobilized photocatalysts were prepared using firebrick granules as carrier..以耐火砖颗粒为载体制备了几种不同类型的负载型光催化剂。

The monitoring principle and mainly function are illustrated based on the background of one firebrick manufacturing enterprise's pressing workshop..以某耐火砖生产企业的压力加工车间为例，介绍了该软件的监控原理与主要功能。